BEGIN:VCALENDAR VERSION:2.0 CALSCALE:GREGORIAN PRODID:iCalendar-Ruby BEGIN:VEVENT CATEGORIES:Lectures & Presentations DESCRIPTION:Algebra Seminar | A Bridge between low dimensional topology and Algebra via Quandles\, Oct. 27\n\nThe Mathematics Department Algebra Semin ar features Mohamed Elhamdadi for its next two meetings\, discussing "A Bri dge between low dimensional topology and Algebra via Quandles" on Oct. 27 a nds Nov. 3\, at 3 p.m. via Zoom.\n\n \n\nElhamdadi is professor of mathemat ics at the University of South Florida\,\n\n \n\nZoom information:\n\nhttps ://us06web.zoom.us/j/97235712165?pwd=OHFSL2lXVnVUWU9pdUxRQlhkRG1oUT09Meetin g ID: 972 3571 2165Mohamed ElhamdadiPasscode: 8nuxSQ \n\nAbstract: In the f irst talk we will explain the motivation for Quandles which are algebraic s tructures whose axioms come from Reidemeister moves in knot theory. We wil l show how some problems in knot theory become algebra problems about quand les.\n\nIn the second talk\, we will introduce quandle rings by analogy wit h group rings\, discuss how to characterize idempotents in some quandle rin gs\, present some open problems\, including an analogue of Kaplansky’s zero -divisor conjecture for quandles. If time allows\, we will show that Idemp otents in a quandle ring give better invariants than those coming from the original quandle DTEND:20221027T200000Z DTSTAMP:20241124T054312Z DTSTART:20221027T190000Z LOCATION: SEQUENCE:0 SUMMARY:Algebra Seminar | A Bridge between low dimensional topology and Alg ebra via Quandles\, Oct. 27\, Nov. 3 UID:tag:localist.com\,2008:EventInstance_41402708588730 URL:https://calendar.ohio.edu/event/algebra_seminar__oct_27 END:VEVENT BEGIN:VEVENT CATEGORIES:Lectures & Presentations DESCRIPTION:Algebra Seminar | A Bridge between low dimensional topology and Algebra via Quandles\, Oct. 27\n\nThe Mathematics Department Algebra Semin ar features Mohamed Elhamdadi for its next two meetings\, discussing "A Bri dge between low dimensional topology and Algebra via Quandles" on Oct. 27 a nds Nov. 3\, at 3 p.m. via Zoom.\n\n \n\nElhamdadi is professor of mathemat ics at the University of South Florida\,\n\n \n\nZoom information:\n\nhttps ://us06web.zoom.us/j/97235712165?pwd=OHFSL2lXVnVUWU9pdUxRQlhkRG1oUT09Meetin g ID: 972 3571 2165Mohamed ElhamdadiPasscode: 8nuxSQ \n\nAbstract: In the f irst talk we will explain the motivation for Quandles which are algebraic s tructures whose axioms come from Reidemeister moves in knot theory. We wil l show how some problems in knot theory become algebra problems about quand les.\n\nIn the second talk\, we will introduce quandle rings by analogy wit h group rings\, discuss how to characterize idempotents in some quandle rin gs\, present some open problems\, including an analogue of Kaplansky’s zero -divisor conjecture for quandles. If time allows\, we will show that Idemp otents in a quandle ring give better invariants than those coming from the original quandle DTEND:20221103T200000Z DTSTAMP:20241124T054312Z DTSTART:20221103T190000Z LOCATION: SEQUENCE:0 SUMMARY:Algebra Seminar | A Bridge between low dimensional topology and Alg ebra via Quandles\, Oct. 27\, Nov. 3 UID:tag:localist.com\,2008:EventInstance_41412576407914 URL:https://calendar.ohio.edu/event/algebra_seminar__oct_27 END:VEVENT END:VCALENDAR